The Spirit Master has more Mana Power-Ups than jther units. Besides, his Mana Power-Ups last for 15 seconds. Each Mana Power-up increases his damage and critical damage in proportion to the total number of Mana Power-Ups.
Upon a Mana Power-Up has a 30% chance to refund mana spent for the power-up
Upon a Mana Power-Up of 7 higher has a 15% chance to increase merge rank of one Spirit Master
Upon a Mana Power-Up has a 40% chance to throw a boulder at an enemy unit, stunning them for 4 seconds. Does not work in PvE
Upon a Mana Power-Up has a 40% chance to throw a boulder at monsters in the area, dealing 1500 damage and stunning monsters for 2seconds. The boulder gains bonus damage from the Mana Power-Up
Upon a Mana Power-Up of 7 and higher assumes the fire spirit form for 7seconds, gaining a 25% AoE attack
Upon a Mana Power-Up of 7 and higher assumes the wind spirit form for 7seconds, increasing attack speed against bosses and mini bosses for 85% and, with a 50% chance, purging all negative effects on himself.
Increases critical chance by 0.4% for each Mana Power-Up